Short manga divided in 3 stories across 2 volumes.

• BELLE 1 (chapters 1-3)
  A high school girl is runs away from someone and stumbles into a room with a strange man who calls himself a “cleaner.” She learns a lesson from him about friendship and cellphones. This “cleaner” takes any job if given suitable compensation and the high school girl who is running away from the mafia teams up with him to solve a dangerous and exciting case!
• BELLE 2 (chapters 4.1 & 4.2)
  A famous fashion clothing chain’s president's health is in critical condition and his son is kidnapped! The vice president is working hard to cover up the truth about the president’s son, but who hired the “cleaner” to kidnap the son?
• BELLE 3 (chapters 5.1 & 5.2)
  A popular artist dies in a car accident after burning all but one of his paintings of his wife and meets a death god. The daughter of the artist sets out to find her father’s last painting and meets a friend of his. This friend wants to teach her how to paint, but the death god reappears and warns her not to go see the friend.